Principal Contractor ·
What does a principal contractor do under CDM 2015?
The principal contractor runs health and safety through the construction phase. Here is what Regulations 12, 13 and 14 ask of it, and a weekly check you can use on site.
CDM Clarity Group
Expert consultancy for CDM 2015 clients and Principal Contractors — the clarity and resources to keep your project compliant and your team protected.

We provide specialised Management Consultancy and Principal Contractor Role focused on navigating the complexities of CDM 2015 regulations and ensuring your compliance as a Client.
We help you understand your legal responsibilities and strategic obligations as a Principal Contractor under the CDM 2015 framework.
Our team ensures your projects meet all H&S standards and safety protocols, minimising risk and maximising operational efficiency.
Stay ahead of the curve with our regular updates on new legislation and guidance from the Health and Safety Executive.
Principal Contractor ·
The principal contractor runs health and safety through the construction phase. Here is what Regulations 12, 13 and 14 ask of it, and a weekly check you can use on site.
Regulation Deep-Dive ·
A marked-up PDF is a picture of a design review, not a record of one. Here is what a review record needs to show.
Duty Holder Explainer ·
CDM 2015 gives duties to six parties. Here is what the client, principal designer, designer, principal contractor, contractor and worker must each do, with the regulation number.
Whether you have questions about CDM 2015 compliance, need guidance on the Principal Contractor role, or require professional H&S resources, our team is ready to assist.